[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1971.01.12"]
[Round "1"]
[White "Witkowski, Stefan"]
[Black "Timman, Jan H"]
[Result "0-1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Qd3 Nbd7 11. Be3 Qc7 12. O-O b6 13. Bf3 Bb7 14. Nb5 Qc8 15. c4 a5 16. a4 Nc5 17. Nxc5 bxc5 18. h3 Qe6 19. Nc7 Bxe4 20. Nxe6 Bxd3 21. Nxf8 Rxf8 22. Bd2 Ne4 23. Bxe4 Bxe4 24. Bc3 Bxc3 25. bxc3 Rb8 26. Rfe1 f5 27. Ra2 Kf7 28. Re3 Kf6 29. g4 Rb1+ 30. Kf2 Rh1 31. g5+ Kf7 32. Rd2 Ra1 33. h4 Rxa4 34. Rb2 Rxc4 35. Rh3 Bd5 36. h5 Rxf4+ 37. Ke2 gxh5 0-1